Finding the Fourth Proportional to 59,018,378.76, 81,445,204.35 and 32,912,925.21
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Solution
The fourth proportional to 59,018,378.76, 81,445,204.35 and 32,912,925.21 is: 45,419,748.49
Step by Step Solution
- Step 1: Write the proportion equation
59,018,378.76 : 81,445,204.35 = 32,912,925.21 : x - Step 2: Convert to fraction form
59,018,378.76/81,445,204.35 = 32,912,925.21/x - Step 3: Cross multiply
59,018,378.76x = 81,445,204.35 × 32,912,925.21 - Step 4: Simplify right side
59,018,378.76x = 2,680,599,919,484,716.50 - Step 5: Solve for x
x = 2,680,599,919,484,716.50/59,018,378.76 - Step 6: Final answer
x = 45,419,748.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.